189 lines
7.4 KiB
C++
189 lines
7.4 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#include <osgViewer/GraphicsWindowCocoa>
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using namespace osgViewer;
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namespace osgViewer
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{
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/** This is the class we need to create for pbuffers, note its not a GraphicsWindow as it won't need any of the event handling and window mapping facilities.*/
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class GraphicsContextCocoa : public osg::GraphicsContext
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{
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public:
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GraphicsContextCocoa(osg::GraphicsContext::Traits* traits):
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_valid(false)
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{
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_traits = traits;
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}
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virtual bool valid() const { return _valid; }
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/** Realise the GraphicsContext implementation,
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* Pure virtual - must be implemented by concrate implementations of GraphicsContext. */
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virtual bool realizeImplementation() { osg::notify(osg::NOTICE)<<"GraphicsWindow::realizeImplementation() not implemented."<<std::endl; return false; }
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/** Return true if the graphics context has been realised, and is ready to use, implementation.
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* Pure virtual - must be implemented by concrate implementations of GraphicsContext. */
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virtual bool isRealizedImplementation() const { osg::notify(osg::NOTICE)<<"GraphicsWindow::isRealizedImplementation() not implemented."<<std::endl; return false; }
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/** Close the graphics context implementation.
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* Pure virtual - must be implemented by concrate implementations of GraphicsContext. */
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virtual void closeImplementation() { osg::notify(osg::NOTICE)<<"GraphicsWindow::closeImplementation() not implemented."<<std::endl; }
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/** Make this graphics context current implementation.
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* Pure virtual - must be implemented by concrate implementations of GraphicsContext. */
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virtual bool makeCurrentImplementation() { osg::notify(osg::NOTICE)<<"GraphicsWindow::makeCurrentImplementation() not implemented."<<std::endl; return false;}
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/** Make this graphics context current with specified read context implementation.
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* Pure virtual - must be implemented by concrate implementations of GraphicsContext. */
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virtual bool makeContextCurrentImplementation(GraphicsContext* /*readContext*/) { osg::notify(osg::NOTICE)<<"GraphicsWindow::makeContextCurrentImplementation(..) not implemented."<<std::endl; return false; }
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/** Release the graphics context.*/
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virtual bool releaseContextImplementation() { osg::notify(osg::NOTICE)<<"GraphicsWindow::releaseContextImplementation(..) not implemented."<<std::endl; return false; }
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/** Pure virtual, Bind the graphics context to associated texture implementation.
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* Pure virtual - must be implemented by concrate implementations of GraphicsContext. */
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virtual void bindPBufferToTextureImplementation(GLenum /*buffer*/) { osg::notify(osg::NOTICE)<<"GraphicsWindow::void bindPBufferToTextureImplementation(..) not implemented."<<std::endl; }
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/** Swap the front and back buffers implementation.
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* Pure virtual - must be implemented by Concrate implementations of GraphicsContext. */
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virtual void swapBuffersImplementation() { osg::notify(osg::NOTICE)<<"GraphicsWindow:: swapBuffersImplementation() not implemented."<<std::endl; }
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protected:
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bool _valid;
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};
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}
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void GraphicsWindowCocoa::setWindowDecoration(bool flag)
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::setWindowDecoration() Please implement me!"<<std::endl;
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}
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void GraphicsWindowCocoa::init()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::init() Please implement me!"<<std::endl;
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}
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bool GraphicsWindowCocoa::realizeImplementation()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::realizeImplementation() Please implement me!"<<std::endl;
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return false;
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}
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bool GraphicsWindowCocoa::makeCurrentImplementation()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::makeCurrentImplementation() Please implement me!"<<std::endl;
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return false;
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}
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bool GraphicsWindowCocoa::releaseContextImplementation()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::releaseContextImplementation() Please implement me!"<<std::endl;
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return false;
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}
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void GraphicsWindowCocoa::closeImplementation()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::closeImplementation() Please implement me!"<<std::endl;
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}
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void GraphicsWindowCocoa::swapBuffersImplementation()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::swapBuffersImplementation() Please implement me!"<<std::endl;
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}
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void GraphicsWindowCocoa::checkEvents()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::checkEvents() Please implement me!"<<std::endl;
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}
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void GraphicsWindowCocoa::grabFocus()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::grabFocus() Please implement me!"<<std::endl;
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}
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void GraphicsWindowCocoa::grabFocusIfPointerInWindow()
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{
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osg::notify(osg::NOTICE)<<"GraphicWindowCocoa::grabFocusIfPointerInWindow() Please implement me!"<<std::endl;
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}
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void GraphicsWindowCocoa::transformMouseXY(float& x, float& y)
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{
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if (getEventQueue()->getUseFixedMouseInputRange())
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{
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osgGA::GUIEventAdapter* eventState = getEventQueue()->getCurrentEventState();
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x = eventState->getXmin() + (eventState->getXmax()-eventState->getXmin())*x/float(_traits->width);
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y = eventState->getYmin() + (eventState->getYmax()-eventState->getYmin())*y/float(_traits->height);
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}
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}
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struct CocoaWindowingSystemInterface : public osg::GraphicsContext::WindowingSystemInterface
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{
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CocoaWindowingSystemInterface()
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{
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}
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virtual unsigned int getNumScreens(const osg::GraphicsContext::ScreenIdentifier& si)
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{
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osg::notify(osg::NOTICE)<<"CocoaWindowingSystemInterface::getNumScreens() Please implement me!"<<std::endl;
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return 1;
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}
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virtual void getScreenResolution(const osg::GraphicsContext::ScreenIdentifier& si, unsigned int& width, unsigned int& height)
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{
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osg::notify(osg::NOTICE)<<"CocoaWindowingSystemInterface::getScreenResolution() Please implement me!"<<std::endl;
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}
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virtual osg::GraphicsContext* createGraphicsContext(osg::GraphicsContext::Traits* traits)
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{
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if (traits->pbuffer)
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{
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osg::ref_ptr<osgViewer::GraphicsContextCocoa> pbuffer = new GraphicsContextCocoa(traits);
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if (pbuffer->valid()) return pbuffer.release();
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else return 0;
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}
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else
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{
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osg::ref_ptr<osgViewer::GraphicsWindowCocoa> window = new GraphicsWindowCocoa(traits);
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if (window->valid()) return window.release();
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else return 0;
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}
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}
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};
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struct RegisterWindowingSystemInterfaceProxy
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{
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RegisterWindowingSystemInterfaceProxy()
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{
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osg::GraphicsContext::setWindowingSystemInterface(new CocoaWindowingSystemInterface);
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}
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~RegisterWindowingSystemInterfaceProxy()
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{
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osg::GraphicsContext::setWindowingSystemInterface(0);
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}
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};
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RegisterWindowingSystemInterfaceProxy createWindowingSystemInterfaceProxy;
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